C13112133313331323321333133313331333133313331333133313331333133333211323131
>>
C1311213331333132332133313331333133313331333133313331333133313333321132313
<<
C13112133313331323321333133313331333133313331333133313331333133333211323133
>>
C13112133313331323321333133313331333133313331333133313331333133333211323132
>>